The Red Sea ReefDose Tubes 4 x 3m (10') Blue-Green set is designed for precise and organized dosing in reef aquariums. Each set includes four color-coded tubes—purple, blue, blue-green, and green—each measuring 3 meters (10 feet) in length, totaling 12 meters.​

Specifications

Material: Air-resistant TPE (Thermoplastic Elastomer)

Tube Count: 4 (Purple, Blue, Blue-Green, Green)

Length per Tube: 3 meters (10 feet)

Total Length: 12 meters (40 feet)

Inner Diameter: 3 mm

Outer Diameter: 5 mm

Compatibility: Suitable for Red Sea ReefDose pumps and most other dosing systems

Features:

Color-coded for easy identification of additives

Flexible and kink-resistant for reliable dosing

Resistant to common reef additives​

These tubes are ideal for aquarists aiming for accurate and organized dosing of supplements like calcium, alkalinity, magnesium, and trace elements. The color-coding helps prevent cross-contamination and simplifies maintenance routines.